--- zzzz-none-000/linux-3.10.107/drivers/gpu/drm/radeon/r600_reg.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/gpu/drm/radeon/r600_reg.h	2021-02-04 17:41:59.000000000 +0000
@@ -31,6 +31,12 @@
 #define R600_PCIE_PORT_INDEX                0x0038
 #define R600_PCIE_PORT_DATA                 0x003c
 
+#define R600_RCU_INDEX                      0x0100
+#define R600_RCU_DATA                       0x0104
+
+#define R600_UVD_CTX_INDEX                  0xf4a0
+#define R600_UVD_CTX_DATA                   0xf4a4
+
 #define R600_MC_VM_FB_LOCATION			0x2180
 #define		R600_MC_FB_BASE_MASK			0x0000FFFF
 #define		R600_MC_FB_BASE_SHIFT			0